Chapter Env-Dw 400 - PUBLIC WATER SYSTEM CLASSIFICATION AND DESIGN
- Part Env-Dw 401 - PUBLIC WATER SYSTEM CLASSIFICATION (§ Env-Dw 401.01 to Env-Dw 401.04)
- Part Env-Dw 402 - DESIGN STANDARDS FOR ALL PUBLIC WATER SYSTEMS (§ Env-Dw 402.01 to Env-Dw 402.06)
- Part Env-Dw 403 - COATINGS, ADDITIVES, AND LEAD PROHIBITION (§ Env-Dw 403.01 to Env-Dw 403.03)
- Part Env-Dw 404 - DESIGN STANDARDS FOR LARGE COMMUNITY WATER SYSTEMS AND COMMUNITY WATER SYSTEMS SERVING FIRE PROTECTION HYDRANTS (§ Env-Dw 404.01 to Env-Dw 404.11)
- Part Env-Dw 405 - DESIGN STANDARDS FOR SMALL COMMUNITY WATER SYSTEMS (§ Env-Dw 405.01 to Env-Dw 405.33)
- Part Env-Dw 406 - DESIGN STANDARDS FOR NON-COMMUNITY WATER SYSTEMS (§ Env-Dw 406.01 to Env-Dw 406.31)
- Appendix A - State Statutes and Federal /Regulations Implemented, version 46
- Appendix B - Incorporation By Reference Information, version 44
State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.
- Part Env-Dw 401 - PWS CLASSIFICATION; WELL SITING REQUIREMENTS; HYDROGEOLOGIC AND ENGINEERING STUDIES (§ Env-Dw 401.01 to Env-Dw 401.05)
- Part Env-Dw 402 - GENERAL DESIGN STANDARDS: SYSTEMS SERVING 1,000 OR MORE PEOPLE (§ Env-Dw 402.01 to Env-Dw 402.06)
- Part Env-Dw 403 - COATINGS, ADDITIVES, AND LEAD PROHIBITION (§ Env-Dw 403.01 to Env-Dw 403.03)
- Part Env-Dw 404 - DESIGN STANDARDS FOR LARGE PUBLIC WATER SYSTEMS (§ Env-Dw 404.01 to Env-Dw 404.09)
- Part Env-Dw 405 - DESIGN STANDARDS FOR SMALL COMMUNITY WATER SYSTEMS (§ Env-Dw 405.01 to Env-Dw 405.36)
- Part Env-Dw 406 - DESIGN STANDARDS FOR NON-COMMUNITY WATER SYSTEMS (§ Env-Dw 406.01 to Env-Dw 406.29)
- Part Env-Dw 407 - STANDARDS ADOPTED BY REFERENCE (§ Env-Dw 407.01)